<template>
  <div>
    <div style="background-color: aliceblue; width: 600px; padding: 30px; margin: 30px auto ">
      <h1 style="text-align: center ">管理员登录</h1>

      <el-form :model="ruleForm" :rules="rules" ref="ruleForm" label-width="100px" class="demo-ruleForm">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="ruleForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input placeholder="请输入密码" v-model="ruleForm.password" show-password></el-input>
        </el-form-item>
        <el-button type="primary" @click="submitForm('ruleForm')">登录</el-button>
        <el-button @click="resetForm('ruleForm')">重置</el-button>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  data() {
    return {
      ruleForm: {
        username: '',
        password: ''
      },
      rules: {
        username: [
          { required: true, message: '请输入账号', trigger: 'blur' },
          { min: 3, max: 5, message: '长度在 3 到 5 个字符', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 4, max: 16, message: '长度在 4 到 16 个字符', trigger: 'blur' }
        ],
      }
    };
  },
  methods: {
    submitForm(formName) {
      this.$refs[formName].validate((valid) => {
        if (valid) {
          //alert('submit!');
          let url = 'http://localhost:9080/users/login';
          let formData = this.qs.stringify(this.ruleForm);
          this.axios.post(url,formData).then((response)=>{
            let responseBody = response.data;
            if(responseBody.state == 20000){
              this.$message({
                message: '登录成功！',
                type: 'success'
              });
              let jwt = responseBody.data;
              localStorage.setItem("jwt",jwt);
              this.$router.push('/sys-admin');
            }else {
              this.$message.error(responseBody.message);
            }
          });
        } else {
          console.log('error submit!!');
          return false;
        }
      });
    },
    resetForm(formName) {
      this.$refs[formName].resetFields();
    }
  }
}
</script>

<style>
body{
  background-color: white;
}

</style>
